class MenuType:
    # 首页菜单
    MENU_HOME = "1"
    MENU_HOME_IMPORT = "11"
    MENU_HOME_EXPORT = "12"
    MENU_HOME_EXIT = "13"
    # 成绩菜单
    MENU_SCORE = "2"
    MENU_SCORE_QUERY = "21"
    MENU_SCORE_ENTER = "22"
    MENU_SCORE_MODIFY = "23"
    MENU_SCORE_DELETE = "24"
    # 学生菜单
    MENU_STUDENT = "3"
    MENU_STUDENT_QUERY = "31"
    MENU_STUDENT_ENTER = "32"
    MENU_STUDENT_MODIFY = "33"
    MENU_STUDENT_DELETE = "34"
    # 退出菜单
    MENU_EXIT = "4"
    MENU_EXIT_EXIT = "41"
